Question

-0,3b-1,4b+3,1b+0,7b

Answer 1

Ответ:

2,1b

Пошаговое объяснение:

1) -0,3b-1,4b=-1,7b;

2)-1,7b+3,1b=1,4b;

3)1,4b+0,7b=2,1b.

Answer 2

Ответ: 2,1b

Пошаговое объяснение:

Answer 3

It looks like you've provided a mathematical expression with terms involving the variable "b." Let's simplify this expression:

-0.3b - 1.4b + 3.1b + 0.7b

To simplify, combine the terms with the same variable "b":

(-0.3 - 1.4 + 3.1 + 0.7)b

Now perform the arithmetic:

(2.1)b

The simplified expression is 2.1b.